Authorized by ANSSI to carry out regulatory assessments and accredited by Cofrac to ISO/IEC 17065 (accreditation no. 5-0546 - scope available on the Cofrac website), ISO/IEC 17021-1 (accreditation no.ditation n° 4-0063 - scope available on the Cofrac website) and ISO/IEC 17024 (accreditation n° 4-0091 - scope available on the Cofrac website), LSTI guarantees a rigorous, impartial intervention methodology in line with international standards.

Founded in 2004, LSTI has developed into the leading cybersecurity Conformity Assessment Body in France. Headquartered in Saint-Malo, the organization has been founded on three constant values: expertise, impartiality and operational excellence.

Thanks to the trust of its customers, LSTI extended its international reach in 2016. Today, the organization contributes to the development of the digital economy in France, Europe and internationally, by meeting the growing needs of certification companies.

We rely on a team of highly specialized auditors who have mastered the sector's structuring standards. LSTI ensures rigorous management of the certification cycle, including audit planning, compliance monitoring and ongoing assessment of applicable requirements. In this context, certification is not just a marker of compliance: it constitutes verifiable proof of risk control, organizational resilience and lasting credibility in a constantly evolving digital environment.

The LSTI Group currently has :

• + 300 national and international customers (103 27001, 82 Cyber, 61 eIDAS)
• + 90 companies with ANSSI VISA qualified or assessed by LSTI
• + 60 digital trust providers certified by LSTI in Europe
• + 130 examination sessions organized each year
• + 2,500 certified personnel
• A catalog of some twenty certification offers for companies, services and individuals.